The pound is likely to be volatile on Wednesday as U.K. Prime Minister Theresa May heads to Brussels. "More noise [is] expected," ING says. "Speculation that May can renegotiate her withdrawal agreement with Brussels looks misplaced and instead her trip today is all about writing the nonbinding political declaration that will accompany the exit," ING adds. Sterling is slightly higher at $1.2797, but EUR/GBP is up by 0.1% at 0.8899. "Slightly favor EUR/GBP lower on euro travails, but a very uncertain picture," says the Dutch bank - via WSJ